Collapsible truck bed topper

A collapsible truck bed topper comprising:

• a spoiler assembly secured between forward ends of a left and a right canopy support guide rail;
• and
• a fabric canopy supported by a number of U-shaped canopy supports each having said two ends thereof each pivotally connected to a separate left and right roller assembly, respectively, that is slidably entrapped, respectively, to roll along said left and right canopy support guide rails between a forward position within said spoiler assembly and a rearward position exterior said spoiler assembly;
• a rear flap of said fabric canopy being securable to a tailgate of said pickup truck with two part interlocking fasteners when said rear flap of said fabric canopy is in said fully rearward position;
• said collapsible truck bed topper further including an end plate assembly lockably securable between rearward ends of said left and right canopy support guide rails such that access said two part interlocking fasteners is prevented when said rear flap of said fabric canopy is secured to said tailgate of said pickup truck and said end plate assembly is lockably secured between rearward ends of said left and right canopy support guide rails;
• each rearward end of said left and right canopy support guide rails including an alignment bar receiving channel having an open side and an open end and a cylinder shaped locking aperture having an open circular side;
• two opposed ends of said end plate assembly including an alignment bar and a retractable bolt, each alignment bar and retractable bolt being sized and positioned such that both alignment bars are positionable into said alignment bar receiving channels such that both retractable bolts are extendable into said two cylinder shaped locking apertures through a respective open circular sides thereof by rotating a lockable locking bolt actuator assembly having a rectangular center rotating actuator arm having two opposed actuator arm ends, each in pivoting connection with one of said two retractable bolts.